646528077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 1037574720

約数和(自身を除く): 391046643

約数列:

[1, 3, 9, 13, 39, 59, 73, 117, 177, 219, 531, 657, 767, 949, 1283, 2301, 2847, 3849, 4307, 6903, 8541, 11547, 12921, 16679, 38763, 50037, 55991, 75697, 93659, 150111, 167973, 227091, 280977, 503919, 681273, 842931, 984061, 1217567, 2952183, 3652701, 5525881, 8856549, 10958103, 16577643, 49732929, 71836453, 215509359, 646528077]

約数ペア:

[(1, 646528077), (3, 215509359), (9, 71836453), (13, 49732929), (39, 16577643), (59, 10958103), (73, 8856549), (117, 5525881), (177, 3652701), (219, 2952183), (531, 1217567), (657, 984061), (767, 842931), (949, 681273), (1283, 503919), (2301, 280977), (2847, 227091), (3849, 167973), (4307, 150111), (6903, 93659), (8541, 75697), (11547, 55991), (12921, 50037), (16679, 38763)]